Home / 1,755,629.10-2,633,443.64-425,933.10

Finding the Fourth Proportional to 1,755,629.10, 2,633,443.64 and 425,933.10

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Solution

The fourth proportional to 1,755,629.10, 2,633,443.64 and 425,933.10 is: 638,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,629.10 : 2,633,443.64 = 425,933.10 : x
  2. Step 2: Convert to fraction form
    1,755,629.10/2,633,443.64 = 425,933.10/x
  3. Step 3: Cross multiply
    1,755,629.10x = 2,633,443.64 × 425,933.10
  4. Step 4: Simplify right side
    1,755,629.10x = 1,121,670,813,260.48
  5. Step 5: Solve for x
    x = 1,121,670,813,260.48/1,755,629.10
  6. Step 6: Final answer
    x = 638,899.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.